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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
3 Series Parts

Covering cap

BMW Part Number:12 51 7 789 973
12517789973short number 7789973
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One email the moment one is listed — nothing else.

Fits E46 — 318d, 318td, 320Cd, 320d, 320td, 330Cd, 330d, 330xd
Select your vehicle to check fitment

Genuine BMW Part

Photos coming soon — see the BMW diagram below

Covering cap – BMW diagram-- View BMW DiagramSee this part on the official exploded view

Covering cap — a genuine BMW part, number 12 51 7 789 973. The number stamped on the part is 12517789973; BMW's catalog files it under the short number 7789973. You will find it on our Electrical shelf, under Engine wiring harness.

It fits every E46 body style (318d, 318td, 320d, 320td and 330d, 2001–2005), with the M47N or M57N engines.

BMW draws it on 6 diagrams, among them High pressure accumulator/injector/line (13_0959) and High pressure accumulator/injector/line (13_0985).

We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.

Details

BMW Part Number12 51 7 789 973
Also written as125177899737789973
QualityGenuine BMW · OEM
CompactM47NAllAT91

Every used part is inspected and graded before listing. Condition grades:

  • Good — minimal wear, fully functional.
  • Fair — normal wear, fully functional.
  • Acceptable — visible wear, still functional.

Returns: 30 days if a part arrives damaged or isn't what the listing described. Full policy.

Shipping: Ships within the US. Orders ship within 1–2 business days; small parcels ship free on orders of $75.00 or more. Oversize items ship at a flat $49.99 each — free shipping does not cover them.